ΔE 9.0, close: similar, with a visible difference side by side. C.P. Cadmium Yellow Dark is a little lighter than Ancient Honey. They are different kinds of paint: Army Painter Ancient Honey is a one-coat contrast-style paint and Golden C.P. Cadmium Yellow Dark is an opaque base/layer paint, so they won’t behave the same on the model even where the colour is close.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). C.P. Cadmium Yellow Dark is a little lighter than Ancient Honey. They are different kinds of paint.
The same difference applies the other way round: Ancient Honey is a little darker.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Ancient Honey on the colour wheel See C.P. Cadmium Yellow Dark on the colour wheel
All matches: Ancient Honey equivalents · C.P. Cadmium Yellow Dark equivalents